Home / 3,549.36-4,899.20-2,057.64

Finding the Fourth Proportional to 3,549.36, 4,899.20 and 2,057.64

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Solution

The fourth proportional to 3,549.36, 4,899.20 and 2,057.64 is: 2,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.36 : 4,899.20 = 2,057.64 : x
  2. Step 2: Convert to fraction form
    3,549.36/4,899.20 = 2,057.64/x
  3. Step 3: Cross multiply
    3,549.36x = 4,899.20 × 2,057.64
  4. Step 4: Simplify right side
    3,549.36x = 10,080,789.89
  5. Step 5: Solve for x
    x = 10,080,789.89/3,549.36
  6. Step 6: Final answer
    x = 2,840.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.